Ren, Liqing
Chen, Xiaojiang
Xie, Binbin
Tang, Zhanyong
Xing, Tianzhang
Liu, Chen
Nie, Weike
Fang, Dingyi
Funding for this research was provided by:
the National Key Technol-ogy R&D Program of the Ministry of S&T of China (2013BAK01B02,2013BAK01B05)
the NSFC (61170218,61272461)
the Educational Commission of Shaanxi Province, China (2011JG06,2013JC07)
the Key Project of Chinese Ministry of Education (211181)